ZIP Code 11749
| ZIP Code | 11749 |
| City | ISLANDIA |
| State | NY |
| Type | STANDARD |
| Post offices count | 1 (see all) |
| Total population | 3,541 (see all) |
Cities in ZIP Code 11749
Primary city: ISLANDIA, NYAcceptable: CENTRAL ISLIP, HAUPPAUGE, RONKONKOMA
Post offices
CENTRAL ISLIP — Post Office™ 110 E SUFFOLK AVE CENTRAL ISLIP, NY 11722-2430 MoreCENTRAL ISLIP — Post Office™110 E SUFFOLK AVE For facility accessibility, please call the Post Office. 1-800-ASK-USPS® (800-275-8777) Hours
Services at this Location Service hours may vary.
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Map
Census data for ZIP Code 11749
Demographic and housing estimates in ZIP Code 11749
| Total population | 3,541 |
| Male | 1,630 |
| Female | 1,911 |
| Total population | 3,541 |
| Under 5 years | 179 |
| 5 to 9 years | 183 |
| 10 to 14 years | 180 |
| 15 to 19 years | 161 |
| 20 to 24 years | 205 |
| 25 to 34 years | 674 |
| 35 to 44 years | 456 |
| 45 to 54 years | 460 |
| 55 to 59 years | 284 |
| 60 to 64 years | 208 |
| 65 to 74 years | 380 |
| 75 to 84 years | 91 |
| 85 years and over | 80 |
| Median age (years) | 38.8 |
| Under 18 years | 662 |
| 16 years and over | 2,992 |
| 18 years and over | 2,879 |
| 21 years and over | 2,813 |
| 62 years and over | 706 |
| 65 years and over | 551 |
| Total population | 3,541 |
| One race | 3,065 |
| White | 1,744 |
| Black or African American | 218 |
| American Indian and Alaska Native | 31 |
| Asian | 385 |
| Native Hawaiian and Other Pacific Islander | 0 |
| Some other race | 687 |
| Two or more races | 476 |
| Citizen, VOTING AGE 18 and over population | 2,554 |
| Male Citizen, VOTING AGE 18 and over population | 1,194 |
| Female Citizen, VOTING AGE 18 and over population | 1,360 |
Social characteristics in ZIP Code 11749
| Total households | 1,151 |
| Family households (families) | 598 |
| Married-couple family | 52 |
| Male householder, no wife present, family | 99 |
| Female householder, no husband present, family | 62 |
| Nonfamily households | 402 |
| Average household size | 385 |
| Average family size | 3.04 |
Economic characteristics in ZIP Code 11749
| Total households | 1,151 |
| Less than $10,000 | 25 |
| $10,000 to $14,999 | 10 |
| $15,000 to $24,999 | 55 |
| $25,000 to $34,999 | 23 |
| $35,000 to $49,999 | 168 |
| $50,000 to $74,999 | 140 |
| $75,000 to $99,999 | 140 |
| $100,000 to $149,999 | 307 |
| $150,000 to $199,999 | 99 |
| $200,000 or more | 184 |
| Median household income (dollars) | 100,771 |
Housing characteristics in ZIP Code 11749
| Total housing units | 1,209 |
| Occupied housing units | 1,151 |
| Vacant housing units | 58 |
| Total housing units | 1,209 |
| 1-unit, detached | 1,000 |
| 1-unit, attached | 115 |
| 2 units | 11 |
| 3 or 4 units | 30 |
| 5 to 9 units | 14 |
| 10 to 19 units | 7 |
| 20 or more units | 32 |
| Mobile home | 0 |
| Boat, RV, van, etc. | 0 |
| Total housing units | 1,209 |
| Built 2014 or later | 0 |
| Built 2010 to 2013 | 16 |
| Built 2000 to 2009 | 65 |
| Built 1990 to 1999 | 78 |
| Built 1980 to 1989 | 180 |
| Built 1970 to 1979 | 197 |
| Built 1960 to 1969 | 605 |
| Built 1950 to 1959 | 7 |
| Built 1940 to 1949 | 32 |
| Built 1939 or earlier | 29 |
| Total housing units | 1,209 |
| 1 room | 7 |
| 2 rooms | 0 |
| 3 rooms | 47 |
| 4 rooms | 130 |
| 5 rooms | 104 |
| 6 rooms | 258 |
| 7 rooms | 168 |
| 8 rooms | 328 |
| 9 rooms or more | 167 |
| Median rooms | 6.8 |
| Total housing units | 1,209 |
| No bedroom | 7 |
| 1 bedroom | 128 |
| 2 bedrooms | 58 |
| 3 bedrooms | 432 |
| 4 bedrooms | 463 |
| 5 or more bedrooms | 121 |
| Occupied housing units | 1,151 |
| Owner-occupied | 1,105 |
| Renter-occupied | 46 |
| Average household size of owner-occupied unit | 3.06 |
| Average household size of renter-occupied unit | 2.67 |
| Occupied housing units | 1,151 |
| Moved in 2017 or later | 80 |
| Moved in 2015 to 2016 | 275 |
| Moved in 2010 to 2014 | 170 |
| Moved in 2000 to 2009 | 261 |
| Moved in 1990 to 1999 | 199 |
| Moved in 1989 and earlier | 166 |
| Owner-occupied units | 1,105 |
| Less than $50,000 | 56 |
| $50,000 to $99,999 | 0 |
| $100,000 to $149,999 | 12 |
| $150,000 to $199,999 | 19 |
| $200,000 to $299,999 | 208 |
| $300,000 to $499,999 | 684 |
| $500,000 to $999,999 | 126 |
| $1,000,000 or more | 0 |
| Median (dollars) | 351,800 |
| Owner-occupied units | 1,105 |
| Housing units with a mortgage | 772 |
| Housing units without a mortgage | 333 |
| Occupied units paying rent | 26 |
| Less than $500 | 0 |
| $500 to $999 | 0 |
| $1,000 to $1,499 | 0 |
| $1,500 to $1,999 | 26 |
| $2,000 to $2,499 | 0 |
| $2,500 to $2,999 | 0 |
| $3,000 or more | 0 |
| Median (dollars) | -666,666,666 |
| No rent paid | 20 |
Data is based on 2021 Census